<template>
	<view class="content">
		<view class="navbar">
			<view 
				v-for="(item, index) in navList" :key="index" 
				class="nav-item" 
				:class="{current: tabCurrentIndex === index}"
				@click="tabClick(index)"
			>
				{{item.text}}
			</view>
		</view>
    <swiper :current="tabCurrentIndex" class="swiper-box" duration="300" @change="changeTab">
      <swiper-item class="tab-content" v-for="(tabItem,tabIndex) in navList" :key="tabIndex">
        <scroll-view
            class="list-scroll-content"
            scroll-y
            @scrolltolower="loadData"
        >
          <!-- 空白页 -->
          <empty v-if="tabItem.loaded === true && tabItem.orderList.length === 0"></empty>

          <!-- 订单列表 -->
          <view
              v-for="(order, orderIndex) in tabItem.orderList" :key="orderIndex"
              class="order-item"
          >
            <view class="i-top b-b">
              <text class="time">{{order.createTime}}</text>
              <text class="state" :style="{color: order.stateTipColor}">{{order.stateTip}}</text>
              <text
                  v-if="order.status === 9"
                  class="del-btn yticon"
                  @click="deleteOrder(orderIndex)"
              ></text>
            </view>

            <!-- 商品列表（横向滚动，数量 >1） -->
            <scroll-view v-if="order.shopOrderDetailList.length > 1" class="goods-box" scroll-x>
              <view
                  v-for="(goods, goodsIndex) in order.shopOrderDetailList" :key="goodsIndex"
                  class="goods-item"
              >
                <image class="goods-img" :src="getImageUrl(goods.image)" mode="aspectFill"></image>
                <view class="goods-info">
                  <text class="title clamp">{{goods.name}}</text>
                  <text class="attr-box">{{goods.spec}} x {{goods.num}}</text>
                  <text class="price">¥{{goods.price}}</text>
                </view>
              </view>
            </scroll-view>

            <!-- 商品列表（单列，数量 =1） -->
            <view
                v-if="order.shopOrderDetailList.length === 1"
                class="goods-box-single"
                v-for="(goods, goodsIndex) in order.shopOrderDetailList" :key="goodsIndex"
            >
              <image class="goods-img" :src="getImageUrl(goods.image)" mode="aspectFill"></image>
              <view class="right">
                <text class="title clamp">{{goods.name}}</text>
                <text class="attr-box">{{goods.spec}} x {{goods.num}}</text>
                <text class="price">¥{{goods.price}}</text>
              </view>
            </view>

            <!-- 总价和商品数量 -->
            <view class="price-box">
              共
              <text class="num">{{getTotalNum(order.shopOrderDetailList)}}</text>
              件商品 实付款
              <text class="price">¥{{getTotalPrice(order.shopOrderDetailList)}}</text>
            </view>

            <!-- 操作按钮（根据状态显示） -->
            <view class="action-box b-t">
              <button class="action-btn" @click="findLogistics(order)" v-if="order.status !== 2 &&order.status !== 1">查看物流</button>
              <button class="action-btn" @click="postAfterSalesRequest(order)" v-if="order.status == 3">申请售后</button>
              <button class="action-btn" @click="receiveItem(order)" v-if="order.status == 3">确认收货</button>
              <button class="action-btn recom" @click="cancelOrder(order)" v-if="order.status === 2">取消订单</button>
              <button class="action-btn recom" v-if="order.status === 1">立即支付</button>
            </view>
          </view>

          <uni-load-more :status="tabItem.loadingType"></uni-load-more>
        </scroll-view>
      </swiper-item>
    </swiper>
	</view>
</template> 

<script>
	import uniLoadMore from '@/components/uni-load-more/uni-load-more.vue';
	import empty from "@/components/empty";
	import Json from '@/Json';
	export default {
		components: {
			uniLoadMore,
			empty
		},
		data() {
			return {
				tabCurrentIndex: 0,
				navList: [{
						state: 0,
						text: '全部',
						loadingType: 'more',
						orderList: []
					},
					{
						state: 1,
						text: '待付款',
						loadingType: 'more',
						orderList: []
					},
					{
						state: 2,
						text: '待收货',
						loadingType: 'more',
						orderList: []
					},
					{
						state: 3,
						text: '待评价',
						loadingType: 'more',
						orderList: []
					},
					// {
					// 	state: 4,
					// 	text: '售后',
					// 	loadingType: 'more',
					// 	orderList: []
					// }
				],
        queryCondition:{
          pageNum:1,
          pageSize:10,
        }
			};
		},
		
		onLoad(options){
			/**
			 * 修复app端点击除全部订单外的按钮进入时不加载数据的问题
			 * 替换onLoad下代码即可
			 */
			this.tabCurrentIndex = +options.state;
			// #ifndef MP
			this.loadData()
			// #endif
			// #ifdef MP
			if(options.state == 0){
				this.loadData()
			}
			// #endif
			
		},
		 
		methods: {
      //确认收货
      receiveItem(order){
        uni.request({
          url: 'http://localhost:8080/app/shop/after_sales_requests/receive_itme',
          method: 'POST',
          data: {
            userId:uni.getStorageSync('userInfo').id,
            orderId:order.id
          }
        })
        this.$router.go(0)
        // this.queryCondition.pageNum--;
        // const navItem = this.navList[index];
        //
        // this.loadData(null);
      },
      //申请售后
      postAfterSalesRequest(order){
        // console.log(order)
        uni.navigateTo({
          url: '/pages/shop/aftersales/afterSalesRequest?order='+JSON.stringify(order)
        });
      },
      // 获取订单列表（对接接口）
      async loadData(source) {
        if (this.tabCurrentIndex!=0){
          return
        }
        const index = this.tabCurrentIndex;
        const navItem = this.navList[index];
        const state = navItem.state;

        if (source === 'tabChange' && navItem.loaded) return;
        if (navItem.loadingType === 'loading'|| navItem.loadingType === 'noMore') return;

        navItem.loadingType = 'loading';
        let userInfo = uni.getStorageSync('userInfo');
        this.queryCondition.userId = userInfo.id;
        try {
          // 发起接口请求
          const res = await uni.request({
            url: 'http://localhost:8080/app/shop/order/list',
            method: 'GET',
            data: this.queryCondition
          });
          console.log(res[1])
          // const { rows } = res[1].data.rows;
          // 转换数据格式

          const newData = res[1].data.rows;
          if (newData.length > 0) {
            const formattedOrders = newData.map(order => ({
              ...order,
              ...this.orderState(order.status),
              shopOrderDetailList: order.shopOrderDetailList.map(goods => ({
                ...goods,
                image: this.getImageUrl(goods.image)
              }))
            }));

            // 追加新数据
            navItem.orderList = [...navItem.orderList, ...formattedOrders];
            this.queryCondition.pageNum++; // 递增页码
            navItem.loadingType = 'more';
          }
          if (res[1].data.total < 10){
            navItem.loadingType = 'noMore'; // 标记无更多数据
          }
          // const formattedOrders = res[1].data.rows.map(order => ({
          //   ...order,
          //   ...this.orderState(order.status), // 添加状态文字和颜色
          //   shopOrderDetailList: order.shopOrderDetailList.map(goods => ({
          //     ...goods,
          //     image: this.getImageUrl(goods.image) // 处理图片路径
          //   }))
          // }));
          //
          // // 追加数据
          // navItem.orderList = [...navItem.orderList, ...formattedOrders];
          // navItem.loaded = true;
          // navItem.loadingType = res[1].data.rows.length < 10 ? 'noMore' : 'more';

        } catch (err) {
          console.error('加载失败:', err);
          navItem.loadingType = 'more';
        }
      },

      // 处理图片路径（拼接完整URL）
      getImageUrl(path) {
        // return path.startsWith('http') ? path : `https://your-domain.com${path}`;
        return path;
      },

      // 计算商品总数
      getTotalNum(goodsList) {
        return goodsList.reduce((sum, goods) => sum + goods.num, 0);
      },
      //计算商品总价
      getTotalPrice(goodsList){
        return goodsList.reduce((sum, goods) => sum + goods.price*goods.num , 0);
      },

      // 订单状态映射（根据实际状态码调整）
      orderState(status) {
        let stateTip = '', stateTipColor = '#fa436a';
        switch (status) {
          case 1:
            stateTip = '待付款';
            break;
          case 2:
            stateTip = '待发货';
            break;
          case 3:
            stateTip = '待收货';
            break;
          case 4:
            stateTip = '已完成';
            stateTipColor = '#909399';
            break;
          case 7:
            stateTip = '退款中';
            stateTipColor = '#909399';
            break;
          case 8:
            stateTip = '退货中';
            stateTipColor = '#999094';
            break;
          case 9:
            stateTip = '换货中';
            stateTipColor = '#999094';
            break;
          case 5:
            stateTip = '已取消';
            stateTipColor = '#909399';
            break;
          default:
            stateTip = '未知状态';
        }
        return { stateTip, stateTipColor };
      },
      findLogistics(data){
        let userInfo = uni.getStorageSync('userInfo');
        uni.navigateTo({
          url: '/pages/shop/logistics/index?orderId='+data.id+'&userId='+ userInfo.id// 目标页面路径
        });
      },
			//swiper 切换
			changeTab(e){
				this.tabCurrentIndex = e.target.current;
				this.loadData('tabChange');
			},
			//顶部tab点击
			tabClick(index){
				this.tabCurrentIndex = index;
			},
			//删除订单
			deleteOrder(index){
				uni.showLoading({
					title: '请稍后'
				})
				setTimeout(()=>{
					this.navList[this.tabCurrentIndex].orderList.splice(index, 1);
					uni.hideLoading();
				}, 600)
			},
			//取消订单
			cancelOrder(item){
				uni.showLoading({
					title: '请稍后'
				})
				setTimeout(()=>{
					let {stateTip, stateTipColor} = this.orderStateExp(9);
					item = Object.assign(item, {
						state: 9,
						stateTip, 
						stateTipColor
					})
					
					//取消订单后删除待付款中该项
					let list = this.navList[1].orderList;
					let index = list.findIndex(val=>val.id === item.id);
					index !== -1 && list.splice(index, 1);
					
					uni.hideLoading();
				}, 600)
			},

			//订单状态文字和颜色
			orderStateExp(state){
				let stateTip = '',
					stateTipColor = '#fa436a';
				switch(+state){
					case 1:
						stateTip = '待付款'; break;
					case 2:
						stateTip = '待发货'; break;
					case 9:
						stateTip = '订单已关闭'; 
						stateTipColor = '#909399';
						break;
						
					//更多自定义
				}
				return {stateTip, stateTipColor};
			}
		},
	}
</script>

<style lang="scss">
	page, .content{
		background: $page-color-base;
		height: 100%;
	}
	
	.swiper-box{
		height: calc(100% - 40px);
	}
	.list-scroll-content{
		height: 100%;
	}
	
	.navbar{
		display: flex;
		height: 40px;
		padding: 0 5px;
		background: #fff;
		box-shadow: 0 1px 5px rgba(0,0,0,.06);
		position: relative;
		z-index: 10;
		.nav-item{
			flex: 1;
			display: flex;
			justify-content: center;
			align-items: center;
			height: 100%;
			font-size: 15px;
			color: $font-color-dark;
			position: relative;
			&.current{
				color: $base-color;
				&:after{
					content: '';
					position: absolute;
					left: 50%;
					bottom: 0;
					transform: translateX(-50%);
					width: 44px;
					height: 0;
					border-bottom: 2px solid $base-color;
				}
			}
		}
	}

	.uni-swiper-item{
		height: auto;
	}
	.order-item{
		display: flex;
		flex-direction: column;
		padding-left: 30upx;
		background: #fff;
		margin-top: 16upx;
		.i-top{
			display: flex;
			align-items: center;
			height: 80upx;
			padding-right:30upx;
			font-size: $font-base;
			color: $font-color-dark;
			position: relative;
			.time{
				flex: 1;
			}
			.state{
				color: $base-color;
			}
			.del-btn{
				padding: 10upx 0 10upx 36upx;
				font-size: $font-lg;
				color: $font-color-light;
				position: relative;
				&:after{
					content: '';
					width: 0;
					height: 30upx;
					border-left: 1px solid $border-color-dark;
					position: absolute;
					left: 20upx;
					top: 50%;
					transform: translateY(-50%);
				}
			}
		}
		/* 多条商品 */
		.goods-box{
			height: 160upx;
			padding: 20upx 0;
			white-space: nowrap;
			.goods-item{
				width: 120upx;
				height: 120upx;
				display: inline-block;
				margin-right: 24upx;
			}
			.goods-img{
				display: block;
				width: 100%;
				height: 100%;
			}
		}
		/* 单条商品 */
		.goods-box-single{
			display: flex;
			padding: 20upx 0;
			.goods-img{
				display: block;
				width: 120upx;
				height: 120upx;
			}
			.right{
				flex: 1;
				display: flex;
				flex-direction: column;
				padding: 0 30upx 0 24upx;
				overflow: hidden;
				.title{
					font-size: $font-base + 2upx;
					color: $font-color-dark;
					line-height: 1;
				}
				.attr-box{
					font-size: $font-sm + 2upx;
					color: $font-color-light;
					padding: 10upx 12upx;
				}
				.price{
					font-size: $font-base + 2upx;
					color: $font-color-dark;
					&:before{
						content: '￥';
						font-size: $font-sm;
						margin: 0 2upx 0 8upx;
					}
				}
			}
		}
		
		.price-box{
			display: flex;
			justify-content: flex-end;
			align-items: baseline;
			padding: 20upx 30upx;
			font-size: $font-sm + 2upx;
			color: $font-color-light;
			.num{
				margin: 0 8upx;
				color: $font-color-dark;
			}
			.price{
				font-size: $font-lg;
				color: $font-color-dark;
				&:before{
					content: '￥';
					font-size: $font-sm;
					margin: 0 2upx 0 8upx;
				}
			}
		}
		.action-box{
			display: flex;
			justify-content: flex-end;
			align-items: center;
			height: 100upx;
			position: relative;
			padding-right: 30upx;
		}
		.action-btn{
			width: 160upx;
			height: 60upx;
			margin: 0;
			margin-left: 24upx;
			padding: 0;
			text-align: center;
			line-height: 60upx;
			font-size: $font-sm + 2upx;
			color: $font-color-dark;
			background: #fff;
			border-radius: 100px;
			&:after{
				border-radius: 100px;
			}
			&.recom{
				background: #fff9f9;
				color: $base-color;
				&:after{
					border-color: #f7bcc8;
				}
			}
		}
	}
	
	
	/* load-more */
	.uni-load-more {
		display: flex;
		flex-direction: row;
		height: 80upx;
		align-items: center;
		justify-content: center
	}
	
	.uni-load-more__text {
		font-size: 28upx;
		color: #999
	}
	
	.uni-load-more__img {
		height: 24px;
		width: 24px;
		margin-right: 10px
	}
	
	.uni-load-more__img>view {
		position: absolute
	}
	
	.uni-load-more__img>view view {
		width: 6px;
		height: 2px;
		border-top-left-radius: 1px;
		border-bottom-left-radius: 1px;
		background: #999;
		position: absolute;
		opacity: .2;
		transform-origin: 50%;
		animation: load 1.56s ease infinite
	}
	
	.uni-load-more__img>view view:nth-child(1) {
		transform: rotate(90deg);
		top: 2px;
		left: 9px
	}
	
	.uni-load-more__img>view view:nth-child(2) {
		transform: rotate(180deg);
		top: 11px;
		right: 0
	}
	
	.uni-load-more__img>view view:nth-child(3) {
		transform: rotate(270deg);
		bottom: 2px;
		left: 9px
	}
	
	.uni-load-more__img>view view:nth-child(4) {
		top: 11px;
		left: 0
	}
	
	.load1,
	.load2,
	.load3 {
		height: 24px;
		width: 24px
	}
	
	.load2 {
		transform: rotate(30deg)
	}
	
	.load3 {
		transform: rotate(60deg)
	}
	
	.load1 view:nth-child(1) {
		animation-delay: 0s
	}
	
	.load2 view:nth-child(1) {
		animation-delay: .13s
	}
	
	.load3 view:nth-child(1) {
		animation-delay: .26s
	}
	
	.load1 view:nth-child(2) {
		animation-delay: .39s
	}
	
	.load2 view:nth-child(2) {
		animation-delay: .52s
	}
	
	.load3 view:nth-child(2) {
		animation-delay: .65s
	}
	
	.load1 view:nth-child(3) {
		animation-delay: .78s
	}
	
	.load2 view:nth-child(3) {
		animation-delay: .91s
	}
	
	.load3 view:nth-child(3) {
		animation-delay: 1.04s
	}
	
	.load1 view:nth-child(4) {
		animation-delay: 1.17s
	}
	
	.load2 view:nth-child(4) {
		animation-delay: 1.3s
	}
	
	.load3 view:nth-child(4) {
		animation-delay: 1.43s
	}
	
	@-webkit-keyframes load {
		0% {
			opacity: 1
		}
	
		100% {
			opacity: .2
		}
	}
</style>
